Example Organisms. Sea Urchin. Sand Dollar. Feather Star. Sea Star. Symmetry. Echinoderms exhibit bilateral symmetry as larvae, but as they reach adulthood they exhibit radial symmetry. Protostomes or Deuterostomes??.
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Echinoderms exhibit bilateral symmetry as larvae, but as they reach adulthood they exhibit radial symmetry.
Echinoderms are deuterostomes and during embryonic development their anus forms first followed by their mouth.
Tell Everyone Roxy Ate the Scrumptious Dessert
T: Tube digestive plan
R: Radial Symmetry as adults
A: Aquatic animals
S: Segmented bodies(segments repeat in circle)